16459191

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 29213184

約数和(自身を除く): 12753993

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 111, 161, 207, 259, 307, 333, 483, 777, 851, 921, 1449, 2149, 2331, 2553, 2763, 5957, 6447, 7061, 7659, 11359, 17871, 19341, 21183, 34077, 49427, 53613, 63549, 79513, 102231, 148281, 238539, 261257, 444843, 715617, 783771, 1828799, 2351313, 5486397, 16459191]

約数ペア:

[(1, 16459191), (3, 5486397), (7, 2351313), (9, 1828799), (21, 783771), (23, 715617), (37, 444843), (63, 261257), (69, 238539), (111, 148281), (161, 102231), (207, 79513), (259, 63549), (307, 53613), (333, 49427), (483, 34077), (777, 21183), (851, 19341), (921, 17871), (1449, 11359), (2149, 7659), (2331, 7061), (2553, 6447), (2763, 5957)]